We don't know all the answers. If we knew all the answers we'd be bored, wouldn't we? We keep looking, searching, trying to get more knowledge.

If you want to change somebody, don't preach to him. Set an example and shut up.

Sometimes people - especially people over 40 - underestimate what they really are capable of. They believe they're not capable of doing something great. I tell people who are over 40, "I don't want your best. I want better than that. I want better than what you perceive your best is."

It's survival of the fittest. You can't have everything perfect, that's impossible, but the fit survive. The fit can handle the impurities in the air and in the water, but the poor people who are sick, it really affects them more.

If you take steroids, you have to pay the price. They can kill you; there are no shortcuts. It's like going to bed with a rattlesnake, it's got to get you.

The tape measure doesn't lie. Get that tape measure out and put it on your hips and your waist. Keep checking it. And keep exercising and cutting those calories down until that tape measure gets close to where you were in your prime.

Your waistline is your lifeline